Consider the Expression Below, Showing the Terms Which Contribute to the Heat

Multiple Choice

Consider the expression below, showing the terms which contribute to the heat of solution, H_soln: H_soln = H_solute + H_solvent + H_mix
Which of the following sets correctly shows the signs (positive or negative) of the three terms on the right hand side of the equation?

A) .H_solute > 0; H_solvent > 0; H_mix > 0
B) .H_solute < 0; H_solvent < 0; H_mix < 0
C) .H_solute > 0; H_solvent > 0; H_mix < 0
D) .H_solute < 0; H_solvent < 0; H_mix > 0
E) .H_solute < 0; H_solvent > 0; H_mix < 0